Pulmonary diagnostic instrument unit

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Description

FIG. 1 is a front perspective view of a pulmonary diagnostic instrument unit showing our new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a side elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a front elevation with the top mounted pulmonary diagnostic instrument removed for clarity of illustration;

FIG. 6 is a perspective view of the top mounted pulmonary diagnostic instrument shown separately for clarity of illustration;

FIG. 7 is a front elevation thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a right side elevation thereof;

FIG. 10 is a rear elevation thereof;

FIG. 11 is a front perspective of a modified embodiment of the pulmonary diagnostic instrument illustrated in FIG. 6;

FIG. 12 is a front elevation thereof;

FIG. 13 is a left side elevation thereof; and

FIG. 14 is a rear elevation thereof.

Referenced Cited
U.S. Patent Documents
D224278 July 1972 Van den Broek
D230211 January 1974 Fuller
D238905 February 1976 Sokol
3742939 July 1973 Sayer
3808706 May 1974 Mosley et al.
3961624 June 8, 1976 Weigl
Patent History
Patent number: D246599
Type: Grant
Filed: Jul 28, 1975
Date of Patent: Dec 6, 1977
Assignee: Puritan-Bennett Corporation (St. Louis, MO)
Inventors: Michael V. Ward (Creve Coeur, MO), Allen D. Penniman, Jr. (Glendale, MO), Richard E. Pikul (De Soto, MO)
Primary Examiner: Bernard Ansher
Attorney: Paul M. Denk
Application Number: 5/599,896
Classifications
Current U.S. Class: D24/17
International Classification: D2402;